SHIMANO Alivio RD-MC12-GS Rear Derailleur 7-Speed P-Tension Spring - Y5UF14000

SHIMANO Alivio RD-MC12-GS Rear Derailleur 7-Speed P-Tension Spring - Y5UF14000

The following are an "A" match indicating that the parts are the same in materials, appearance, finish, size, etc. 
Interchangeable with RD-4601

This P-Tension Spring can also be used on the following rear derailleurs:

- Shimano 105 RD-5800-SS/GS
- Shimano Tiagra RD-4700-SS/GS
- Shimano Tiagra RD-4601-GS
- Shimano Metrea RD-U5000-SS

Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.